// CODE FOR ROLLOVER IMAGES and PRELOADING //
function MM_preloadImages() { //v3.0
	var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
	var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
	if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
	var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
	var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
	d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
	if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
	for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
	if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
	var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
	if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

// jQuery Fetch a URL and show it.
function show_url( cURL, fHandler, oTarget ) { 

	$.ajax({

		url: cURL,

		cache: false,

		beforeSend: function() { document.body.style.cursor = 'wait'; },

		complete:  function() { document.body.style.cursor = 'default'; },

		success: function(html){
		 fHandler.apply(this,[html,oTarget]);
		}
	});

}


// Regurgitate the output
function render_output(cText, oTarget) { 
	document.getElementById(oTarget).innerHTML = cText;  
}


function clearList (list) {
	var list = document.getElementById(list);
	while( list.hasChildNodes() ) {
		list.removeChild( list.lastChild );
	}
}


function addListItem(list, text) {
	var list = document.getElementById(list);
	var li = document.createElement("li");
	li.style.listStyle = "none";
	li.innerHTML = text;
	list.appendChild(li);
}



function load_modal_dialog( cURL, oTarget ) { 

	$("#" + oTarget).dialog({ 
		autoOpen: false,
		modal: true,
		height: 350,
		width: 450,
		overlay: { 
		opacity: 0.5, 
		background: "black" 
		} 
	});

	$("#" + oTarget).dialog("open");

	$.ajax({

		url: cURL,

		cache: false,

		success: function(html){
			document.getElementById(oTarget).innerHTML = html;
		}
	});

}


// Spam safe email link
function em( name, domain, type ) { 

	var emailAddress = name + "@" + domain + "." + type;
	document.location.href='mailto:' + emailAddress;

}


// Redraw the CPCS Today section (allows browsing through the days)
function cpcsToday(dayToShow,campus) {

	var cURL = '/index.php?controller=main&action=cpcsTodayChange&day=' + dayToShow + '&campus=' + campus;
	var oTarget = document.getElementById('cpcstoday');

	show_url( cURL, render_output, "cpcstoday" );
}